#include<iostream>
using namespace std;
int ex2_2_7()
{
	int x;
	cout << "540/(120+150)=" << 540 / (120 + 150) << endl;
	x = 540 / (120 + 150);
	cout << "x*120=" << x * 120 << " " << "x*150=" << x * 150 << endl;
	return 0;
}